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打开流量监控前台页面后报如下错：

Warning: session_start() []: open(C:/DOCUME~1/ADMINI~1/LOCALS~1/Temp/1/sess_d3591bae73b7b5c9b8794c0fe6159b26, O_RDWR) failed: No such file or directory (2) in C:/XXX/XXX/www/cacti/include/global.php on line 130

Warning: session_start() []: Cannot send session cache limiter - headers already sent (output started at C:/Received/AppServ/www/cacti/include/global.php:130) in C:/XXX/XXX/www/cacti/include/global.php on line 130

Warning: Unknown: open(C:/DOCUME~1/ADMINI~1/LOCALS~1/Temp/1/sess_d3591bae73b7b5c9b8794c0fe6159b26, O_RDWR) failed: No such file or directory (2) in Unknown on line 0

Warning: Unknown: Failed to write session data (files). Please verify that the current setting of session.save_path is correct (C:/DOCUME~1/ADMINI~1/LOCALS~1/Temp/1) in Unknown on line 0

Warning: session_start() []: open(C:/DOCUME~1/ADMINI~1/LOCALS~1/Temp/1/sess_d3591bae73b7b5c9b8794c0fe6159b26, O_RDWR) failed: No such file or directory (2) in C:/XXX/XXX/www/cacti/include/global.php on line 130

Warning: session_start() []: Cannot send session cache limiter - headers already sent (output started at C:/Received/AppServ/www/cacti/include/global.php:130) in C:/Received/AppServ/www/cacti/include/global.php on line 130

Warning: Cannot modify header information - headers already sent by (output started at C:/Received/AppServ/www/cacti/include/global.php:130) in C:/XXX/XXX/www/cacti/auth_login.php on line 208

Warning: Unknown: open(C:/DOCUME~1/ADMINI~1/LOCALS~1/Temp/1/sess_d3591bae73b7b5c9b8794c0fe6159b26, O_RDWR) failed: No such file or directory (2) in Unknown on line 0

Warning: Unknown: Failed to write session data (files). Please verify that the current setting of session.save_path is correct (C:/DOCUME~1/ADMINI~1/LOCALS~1/Temp/1) in Unknown on line 0

解决方法：在“C:/DOCUME~1/ADMINI~1/LOCALS~1/Temp/”目录中创建文件夹名称为"1"的文件夹，问题就解决啦。当然还有更好的办法，但这是最简单而快速的。

方法2：修改php.ini中的session.save_path = c:/temp后,在c盘下建temp文件夹,然后重启apache.或者IIS

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